Molecular Humification Mechanisms of Dissolved Organic Matter during Maize Straw Composting Enhanced by Humus Soil Biomaterial: Paired-Molecule Mass Difference Reactomics Analysis Based on FT-ICR MS

into the composting system, contributing to microbial community stability. This work provides valuable molecular insights into the maize straw composting humification process and promotes the sustainable utilization of agricultural waste in soil.